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EN
C45
DIN
Ck45
SAE / AISI / ASTM
1045
BS
080M47
AFNOR
XC45
Equivalent Steel Grades
Material No
1.0503
Chemical Composition (%)
EN 10083-2
C
Si
Mn
P
S
Cr
Ni
Mo
N
Pb
Min
0.43
0.50
Max
0.50
0.40
0.80
0.045
0.045
0.40
0.40
0.10
310
100 < t ≤ 250
360
100 < t ≤ 250
410
100 < t ≤ 250
500
100 < t ≤ 250
565
t ≤ 100
Min
Thickness (mm)
Diameter (mm)
YIELD STRENGTH (Re) (N/mm² = MPa)
Condition of the Sample: +C
Mechanical Properties
850
580
100 < t ≤ 250
900
630
100 < t ≤ 250
1000
650
100 < t ≤ 250
1030
710
100 < t ≤ 250
1050
750
t ≤ 100
Max
Min
Thickness (mm)
Diameter (mm)
TENSILE STRENGTH (Rm) (N/mm² = MPa)
Min
Thickness (mm)
Diameter (mm)
ELONGATION (%)
5
t ≤ 100
6
100 < t ≤ 250
7
100 < t ≤ 250
8
100 < t ≤ 250
8
100 < t ≤ 250
HARDNESS (HB)
+AR
+N
+A

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